The gallbladder and the gallbladder are the same thing. Gallbladder and bile are the same organ. Gallbladder is a Western medical term, while bile is a Chinese medical term, i.e., there is just a difference in how they are referred to. There is only one gallbladder in the human body, which is located in the upper right abdomen, below the liver. The size of 5-8 cm long, 3-5 cm wide, about 50 milliliters of volume. The main function of the gallbladder is to store and hold bile, concentrate bile, discharge bile, and secrete a small amount of mucus. When the human body gallbladder lesions, most patients will feel pain in the right upper abdomen. Fasting ultrasound examination in regular hospitals can determine the gallbladder lesions. It is recommended that patients with abdominal discomfort or suspected gallbladder lesions consult a regular hepatobiliary surgeon in a timely manner.